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0
1
2State :: struct {
3    id: Mode;
4    camera: Camera2D;
5}
6
7
8state_init :: (current_mode: Mode, st: ..State) {
9    for st array_add(*states, it);
10    current = state_find(current_mode);
11}
12
13state_switch :: (state_id: Mode) {
14    idx       := state_find(state_id);
15    new_state := *states[idx];
16    old_state := *states[current];
17
18    old_state.camera = camera;
19    camera = new_state.camera;
20
21    current = idx;
22}
23
24
25#scope_file
26
27
28states: [..]State;
29current: int;
30
31
32state_find :: (id: Mode) -> idx: int {
33    ok, idx := array_find(states, { id, {} }, find_by_id);
34    assert(ok, "Should not happen @ state_find");
35    return idx;
36}
37
38find_by_id :: (a: State, b: State) -> bool {
39    return a.id == b.id;
40}
41
42